East Fork Arkansas River

East Fork Arkansas River
The East Fork just after it goes under County Road 9 and just before it merges with Tennessee Creek to form the Arkansas River.
Basin features
Main source	Mosquito Range 13,200 ft (4,000 m) 39°19′38″N 106°09′56″W / 39.32722°N 106.16556°W / 39.32722; -106.16556
River mouth	Confluence with Arkansas 9,728 ft (2,965 m) 39°15′25″N 106°20′38″W / 39.25694°N 106.34389°W / 39.25694; -106.34389Coordinates: 39°15′25″N 106°20′38″W / 39.25694°N 106.34389°W / 39.25694; -106.34389
Progression	Arkansas—Mississippi

East Fork Arkansas River is a 20.6-mile-long (33.2 km)tributary of the Arkansas River that flows from a source in the Mosquito Range of central Colorado. It joins with Tennessee Creek to form the Arkansas River west of Leadville, Colorado.